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All Products > Electromechanical > Circuit Breakers
Circuit breakers are available at Mouser Electronics from industry leading manufacturers.  Mouser is an authorized distributor for many circuit breaker manufacturers including Altech, Carling, Cooper Bussmann, Littelfuse, Schurter, TE Connectivity, & more. Please view our selection of circuit breakers below.
Category   Electromechanical >  Circuit Breakers

Available Filters 7,499 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
(USD)
Quantity RoHS Product Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Circuit Function Series Operating Temperature Range Illuminated
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TE Connectivity / P&B W23-X1A1G-7.50
 Enlarge
TE Connectivity / P&B Circuit Breakers 7.5A PUSH/PULL ACT.
Page 2,131

Data Sheet
122
In Stock
1: $25.17
10: $24.52
25: $22.02
50: $19.93
100: $17.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 7.5 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH/PULL ACT.
Page 2,131

Data Sheet
207
In Stock
More Info Available
1: $25.17
10: $24.52
25: $22.02
50: $19.93
100: $17.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH/PULL ACT.
Page 2,131

Data Sheet
136
In Stock
More Info Available
1: $25.17
10: $24.52
25: $22.02
50: $19.93
100: $17.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
Phoenix Contact 0902072 Phoenix Contact Circuit Breakers TMC 61C 10A
Data Sheet 94
In Stock
1: $29.41
10: $26.84
25: $26.14
50: $25.28
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 10 A 240 V, 415 V 1 Pole Handle TMC 60 Not Illuminated
TE Connectivity / P&B W31-X2M1G-50
 Enlarge
TE Connectivity / P&B Circuit Breakers 50A TOGGLE ACTUATOR
Page 2,131

Data Sheet
76
In Stock
More Info Available
1: $29.52
10: $27.54
25: $25.82
50: $23.36
100: $18.45



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 50 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-7.50
 Enlarge
TE Connectivity / P&B Circuit Breakers 7.5A TOGGLE ACTUATOR
Page 2,131

Data Sheet
186
In Stock
1: $29.52
10: $27.54
25: $25.82
50: $23.36
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 7.5 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A TOGGLE ACTUATOR
Page 2,131

Data Sheet
269
In Stock
1: $29.54
10: $27.56
25: $25.84
50: $23.37
100: $21.76



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-30
 Enlarge
TE Connectivity / P&B Circuit Breakers 30A TOGGLE ACTUATOR
Page 2,131

Data Sheet
94
In Stock
1: $29.54
10: $27.56
25: $25.84
50: $23.37
100: $21.76



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 30 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A TOGGLE ACTUATOR
Page 2,131

Data Sheet
71
In Stock
1: $29.54
10: $27.56
25: $25.84
50: $23.37
100: $21.76



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-25
 Enlarge
TE Connectivity / P&B Circuit Breakers 25A TOGGLE ACTUATOR
Page 2,131

Data Sheet
112
In Stock
1: $30.10
10: $28.08
25: $26.33
50: $23.82
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 25 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A TOGGLE ACTUATOR
Page 2,131

Data Sheet
144
In Stock
1: $30.71
10: $28.65
25: $26.87
50: $24.30
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-40
 Enlarge
TE Connectivity / P&B Circuit Breakers 40A TOGGLE ACTUATOR
Page 2,131

Data Sheet
96
In Stock
1: $31.31
10: $29.20
25: $27.37
50: $24.77
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 40 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A TOGGLE ACTUATOR
Page 2,131

Data Sheet
80
In Stock
1: $32.73
10: $30.54
25: $28.63
50: $25.90
100: $20.37



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-3
 Enlarge
TE Connectivity / P&B Circuit Breakers 3A PUSH/PULL ACT.
Page 2,131

Data Sheet
116
In Stock
1: $36.42
10: $33.99
25: $31.86
50: $28.83
100: $26.93



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-2
 Enlarge
TE Connectivity / P&B Circuit Breakers 2A PUSH/PULL ACT.
Page 2,131

Data Sheet
74
In Stock
1: $36.43
10: $33.99
25: $31.87
50: $28.84
100: $26.93



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 2 A 240 V 50 V 1 Pole Pushbutton Series Trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-3
 Enlarge
TE Connectivity / P&B Circuit Breakers 3A TOGGLE ACTUATOR
Page 2,131

Data Sheet
97
In Stock
1: $43.54
10: $40.64
25: $38.10
50: $34.47
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W31-X2M1G-1
 Enlarge
TE Connectivity / P&B Circuit Breakers 1A TOGGLE ACTUATOR
Page 2,131

Data Sheet
107
In Stock
1: $44.41
10: $41.69
25: $38.85
50: $35.15
100: $27.75



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 1 A 240 V 50 V 1 Pole Toggle Series Trip W31 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W92-X112-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
100
In Stock
1: $46.59
10: $41.85
25: $39.26
50: $35.94
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 2 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W92-X112-30
 Enlarge
TE Connectivity / P&B Circuit Breakers 30A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
97
In Stock
1: $46.59
10: $41.85
25: $39.26
50: $35.94
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 2 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
Phoenix Contact 5600310 Phoenix Contact Circuit Breakers TMC 42-01-15A
Page 2,133

Data Sheet
38
In Stock
1: $47.33
10: $43.20
25: $42.07
50: $40.68
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 15 A 1 Pole Pushbutton ON/OFF TMC - 10 C to + 60 C Not Illuminated
Phoenix Contact 5531082 Phoenix Contact Circuit Breakers THERMO CB 5.0A
Page 2,133

Data Sheet
42
In Stock
1: $47.33
10: $43.20
25: $42.07
50: $40.68
100: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 5 A 1 Pole Pushbutton TMC - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B W68-X2Q12-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
38
In Stock
1: $50.50
10: $47.13
25: $44.19
50: $39.97
100: $35.41



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 2 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W68-X2Q12-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A 2 POLE 2 TOGGLE
Page 2,132

Data Sheet
110
In Stock
1: $51.54
10: $49.32
25: $45.10
50: $40.79
100: $34.44



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 2 Pole Toggle Series Trip W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W93-X112-40
 Enlarge
TE Connectivity / P&B Circuit Breakers 40A 3 POLE TOGGLE
Data Sheet 24
In Stock
1: $82.04
25: $70.77
50: $65.55
100: $63.94



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 40 A 277 V 3 Pole Toggle Series Trip W9 - 40 C to + 85 C Not Illuminated
Phoenix Contact 0903022
 Enlarge
Phoenix Contact Circuit Breakers EC-E1 0,5A 0.5A, N/O SIGNAL CNT
Data Sheet 72
In Stock
1: $85.59
10: $78.12
25: $76.07
50: $73.57
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Electronic 500 mA 24 V 1 Pole Slide Switch EC-E 0 C to + 50 C Not Illuminated
Compare up to 20 parts.
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